Properties

Label 2-880-1.1-c1-0-7
Degree $2$
Conductor $880$
Sign $1$
Analytic cond. $7.02683$
Root an. cond. $2.65081$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.56·3-s − 5-s − 0.438·7-s − 0.561·9-s + 11-s + 7.12·13-s − 1.56·15-s + 4.68·17-s − 5.56·19-s − 0.684·21-s + 7.12·23-s + 25-s − 5.56·27-s + 4.43·29-s + 5.56·31-s + 1.56·33-s + 0.438·35-s + 11.5·37-s + 11.1·39-s + 4.24·41-s − 5.12·43-s + 0.561·45-s − 13.3·47-s − 6.80·49-s + 7.31·51-s − 2.68·53-s − 55-s + ⋯
L(s)  = 1  + 0.901·3-s − 0.447·5-s − 0.165·7-s − 0.187·9-s + 0.301·11-s + 1.97·13-s − 0.403·15-s + 1.13·17-s − 1.27·19-s − 0.149·21-s + 1.48·23-s + 0.200·25-s − 1.07·27-s + 0.824·29-s + 0.998·31-s + 0.271·33-s + 0.0741·35-s + 1.90·37-s + 1.78·39-s + 0.663·41-s − 0.781·43-s + 0.0837·45-s − 1.95·47-s − 0.972·49-s + 1.02·51-s − 0.368·53-s − 0.134·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 880 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 880 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(880\)    =    \(2^{4} \cdot 5 \cdot 11\)
Sign: $1$
Analytic conductor: \(7.02683\)
Root analytic conductor: \(2.65081\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 880,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.072061088\)
\(L(\frac12)\) \(\approx\) \(2.072061088\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 + T \)
11 \( 1 - T \)
good3 \( 1 - 1.56T + 3T^{2} \)
7 \( 1 + 0.438T + 7T^{2} \)
13 \( 1 - 7.12T + 13T^{2} \)
17 \( 1 - 4.68T + 17T^{2} \)
19 \( 1 + 5.56T + 19T^{2} \)
23 \( 1 - 7.12T + 23T^{2} \)
29 \( 1 - 4.43T + 29T^{2} \)
31 \( 1 - 5.56T + 31T^{2} \)
37 \( 1 - 11.5T + 37T^{2} \)
41 \( 1 - 4.24T + 41T^{2} \)
43 \( 1 + 5.12T + 43T^{2} \)
47 \( 1 + 13.3T + 47T^{2} \)
53 \( 1 + 2.68T + 53T^{2} \)
59 \( 1 - 7.12T + 59T^{2} \)
61 \( 1 + 8.43T + 61T^{2} \)
67 \( 1 + 67T^{2} \)
71 \( 1 - 8.68T + 71T^{2} \)
73 \( 1 + 7.12T + 73T^{2} \)
79 \( 1 + 13.3T + 79T^{2} \)
83 \( 1 - 6T + 83T^{2} \)
89 \( 1 + 2.68T + 89T^{2} \)
97 \( 1 + 13.1T + 97T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−10.03074935626406960154103357609, −9.099967237966268641525759865103, −8.360088928861532647193462840980, −7.999164874241700356366186399819, −6.65172095489332773595196796393, −5.97776496067737936530168155956, −4.57041588382976734943465349390, −3.54836043949067546959013704476, −2.87859095198752881762150845620, −1.23189008634241684855923277270, 1.23189008634241684855923277270, 2.87859095198752881762150845620, 3.54836043949067546959013704476, 4.57041588382976734943465349390, 5.97776496067737936530168155956, 6.65172095489332773595196796393, 7.999164874241700356366186399819, 8.360088928861532647193462840980, 9.099967237966268641525759865103, 10.03074935626406960154103357609

Graph of the $Z$-function along the critical line